Oldsmobile Alero owners have reported 1 problem related to o2 sensor (under the electrical system category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Oldsmobile Alero based on all problems reported for the Alero.
Locked up ignition switch
cruise control fell apart
gear shift shifter not secure and slides up the shift. . Both oxygen sensors failed
all four windows electric motors, and racks have been replaced
front end vibration when stopped or parked on incline
dash board leather cover came loose and rolled up like a used rug
original fuel filter have to be pried out of line and then pieces left
had to be removed with needle nose pliers. Fuel gauge as never worked. Now its running about 4 miles and then quits, sets for 30 minutes and drive another 4 miles then quits. Code reader says engine running lean, (problem is 4 to 5 sensors including the
injectors could be causing this, no way to tell with replacing them until it runs. The expense of this could be 1000 to 3000 dollars. Electric door locks failed , replace switch, only works part of the time.
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all problems of the 1999 Oldsmobile Alero
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